The launch bar gives you one-touch access to commonly used apps. 
	 You can replace the apps on the launch bar with other apps you often use. 
	 
 
  
 
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		  Press and hold the app you want to replace, and then drag it out to 
			  . .
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		  Tap  to go to the Apps screen. to go to the Apps screen.
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		  Press and hold an app, and then drag it to the empty slot on the launch bar. 
		   
		
 
		Note: 
		  
			 -  You can also group apps on the launch bar into a folder. 
			 
- The apps on the lock screen are the same as the ones on the launch bar.